GPT-5.6 Terra (Non-reasoning) — benchmark results

GPT-5.6 Terra evaluated with reasoning disabled. Provider: OpenAI. Released 2026-07-09. Access: API.

Unified ELO 1763 ± 23, rank #174 of 1776 rated models, from 36 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
UGI - Natural Intelligence52.63NatInt Score91.5
AA Omniscience - Software Engineering (SWE) - JavaScript70Accuracy (%)91.4
AA Omniscience - Software Engineering (SWE) - Kotlin58Accuracy (%)91
AA Omniscience - Software Engineering (SWE) - Python64Accuracy (%)91
AA Omniscience - Software Engineering (SWE) - R52Accuracy (%)91
AA Omniscience - Software Engineering (SWE) - TypeScript66.67Accuracy (%)90.4
AA Omniscience - Software Engineering (SWE) - HTML68Accuracy (%)90.3
AA Omniscience - Software Engineering (SWE) - Go58Accuracy (%)90
AA Omniscience - Software Engineering (SWE)60.1Accuracy (%)88.8
AA Omniscience - Software Engineering (SWE) - Julia44Accuracy (%)88.3
UGI - Writing48.2Writing Score88.1
AA Omniscience - Software Engineering (SWE) - C71Accuracy (%)87.9

Interactive version: theaggregate.ai/model?slug=gpt-5-6-terra-non-reasoning · How the rankings work · Data refreshed daily, snapshot 2026-07-22.